私はBuzzfeedスタイルのクイズを作ろうとしていますが、各回答の選択肢から値を取得してvar 'score'を加算するのに問題があります。私のスクリプトには機能しない半分の機能があります。私はちょうど脳の嵐に挑戦していた。配列を使うべきか、入力は大丈夫ですか?私はこれでかなり新しいので、あなたが笑える誤りを見るなら、私を許してください。ありがとう!だから、ラジオボタンからの値の取得(初心者の方)
document.querySelector('input[name="shirt"]:checked').value;
、代わりにIDを持つのは、それぞれに名前を指定する必要があります:)
`
<!DOCTYPE html>
<html>
<head>
<link href="main.css" rel="stylesheet" >
<script>
var score = 0;
var a1, a2, a3, a4;
function next(){
a1 = document.getElementById("shirt").value;
a2 = document.getElementById("zodiac").value;
a3 = document.getElementById("saturday").value;
a4 = document.getElementById("hunger").value;
score = a1+a2+a3+a4;
if(score<=3) {
return("You should eat a banana.")
}
}
function alertFunction(){
alert(score);
}
function checkRadio(){
if(document.getElementById('name')=="shirt") {
}
}
console.log(score);
</script>
<style>
div {
border: 1px solid black;
background-color: #def2ed;
padding: 20px;
margin-left: auto;
}
</style>
</head>
<body>
<form class = "quiz">
<div id="shirt">
<h2>Question #1: What color shirt are you currently wearing? </h2>
<input onlick="checkRadio(this.value, this.name)" id="sh1" type="radio" name="shirt" value="1"> White<br>
<input onlick="checkRadio(this.value, this.name)" id="sh2" type="radio" name="shirt" value="0"> Yellow<br>
<input onlick="checkRadio(this.value, this.name)" id="sh3" type="radio" name="shirt" value="3"> Red<br>
<input onlick="checkRadio(this.value, this.name)" id="sh4" type="radio" name="shirt" value="5"> Other<br>
</div>
<div id="zodiac">
<h2>Question #2: What is your Zodiac sign? </h2>
<input onlick="checkRadio(this.value, this.name)" id="z1" type="radio" name="zodiac" value="1"> Scorpio<br>
<input onlick="checkRadio(this.value, this.name)" id="z1" type="radio" name="zodiac" value="0"> Capricorn<br>
<input onlick="checkRadio(this.value, this.name)" id="z1" type="radio" name="zodiac" value="3"> Gemini<br>
<input onlick="checkRadio(this.value, this.name)" id="z1" type="radio" name="zodiac" value="1"> Pisces<br>
</div>
<div id="saturday">
<h2>Question #3: What do you see yourself doing on a Saturday? </h2>
<input onlick="checkRadio(this.value, this.name)" id="s1" type="radio" name="saturday" value="3"> Sleeping until noon<br>
<input onlick="checkRadio(this.value, this.name)" id="s2" type="radio" name="saturday" value="1"> Hitting the gym<br>
<input onlick="checkRadio(this.value, this.name)" id="s3" type="radio" name="saturday" value="5"> Shopping <br>
<input onlick="checkRadio(this.value, this.name)" id="s4" type="radio" name="saturday" value="1"> Hanging out with friends<br>
</div>
<div id="hunger">
<h2>Question #4: How hungry are you? </h2>
<input onlick="checkRadio(this.value, this.name)" id="h1" type="radio" name="hunger" value="0"> Not really hungry at the moment<br>
<input onlick="checkRadio(this.value, this.name)" id="h2" type="radio" name="hunger" value="1"> I'm a little peckish<br>
<input onlick="checkRadio(this.value, this.name)" id="h3" type="radio" name="hunger" value="0"> I'm pretty hungry, now that you mention it<br>
<input onlick="checkRadio(this.value, this.name)" id="h4" type="radio" name="hunger" value="1"> I'm STARVING!<br>
</div>
<button type="button" class="primaryBtn" onClick="alert(score)">Next</button>
</form>
</body>
</html>`
なぜjQueryライブラリを使用しませんか?それは非常に簡単に私は:) ''私たちに連絡してください - 私はあなたを助けるために全力を尽くします –
[jQuery経由でどのラジオボタンが選択されているかはどのように知ることができますか?](http://stackoverflow.com/question/596351/how-can-i-know-which-radio-button-selected-jquery) –